Precision screw driver



FIG. 1 is a perspective front top view of a precision screw driver.

FIG. 2 is a perspective rear bottom view of the precision screw driver.

FIG. 3 is a top view of the precision screw driver.

FIG. 4 is a side view of the precision screw driver.

FIG. 5 is a rear view of the precision screw driver; and,

FIG. 6 is a front view of the precision screw driver.

The design is the external appearance of the precision screw driver asshown in the drawings. The broken lines showings of the screw driverblade are for environmental purposes only and form no part of theclaimed design.

We claim the ornamental design for the precision screw driver, as shownand described.